2021612920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1619}}^1$

素因数の和:1733

約数の個数: 128

約数和(自身を含む): 5038848000

約数和(自身を除く): 3017235080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 53, 62, 76, 95, 106, 124, 152, 155, 190, 212, 248, 265, 310, 380, 424, 530, 589, 620, 760, 1007, 1060, 1178, 1240, 1619, 1643, 2014, 2120, 2356, 2945, 3238, 3286, 4028, 4712, 5035, 5890, 6476, 6572, 8056, 8095, 8215, 10070, 11780, 12952, 13144, 16190, 16430, 20140, 23560, 30761, 31217, 32380, 32860, 40280, 50189, 61522, 62434, 64760, 65720, 85807, 100378, 123044, 124868, 153805, 156085, 171614, 200756, 246088, 249736, 250945, 307610, 312170, 343228, 401512, 429035, 501890, 615220, 624340, 686456, 858070, 953591, 1003780, 1230440, 1248680, 1630333, 1716140, 1907182, 2007560, 2660017, 3260666, 3432280, 3814364, 4767955, 5320034, 6521332, 7628728, 8151665, 9535910, 10640068, 13042664, 13300085, 16303330, 19071820, 21280136, 26600170, 32606660, 38143640, 50540323, 53200340, 65213320, 101080646, 106400680, 202161292, 252701615, 404322584, 505403230, 1010806460, 2021612920]

約数ペア:

[(1, 2021612920), (2, 1010806460), (4, 505403230), (5, 404322584), (8, 252701615), (10, 202161292), (19, 106400680), (20, 101080646), (31, 65213320), (38, 53200340), (40, 50540323), (53, 38143640), (62, 32606660), (76, 26600170), (95, 21280136), (106, 19071820), (124, 16303330), (152, 13300085), (155, 13042664), (190, 10640068), (212, 9535910), (248, 8151665), (265, 7628728), (310, 6521332), (380, 5320034), (424, 4767955), (530, 3814364), (589, 3432280), (620, 3260666), (760, 2660017), (1007, 2007560), (1060, 1907182), (1178, 1716140), (1240, 1630333), (1619, 1248680), (1643, 1230440), (2014, 1003780), (2120, 953591), (2356, 858070), (2945, 686456), (3238, 624340), (3286, 615220), (4028, 501890), (4712, 429035), (5035, 401512), (5890, 343228), (6476, 312170), (6572, 307610), (8056, 250945), (8095, 249736), (8215, 246088), (10070, 200756), (11780, 171614), (12952, 156085), (13144, 153805), (16190, 124868), (16430, 123044), (20140, 100378), (23560, 85807), (30761, 65720), (31217, 64760), (32380, 62434), (32860, 61522), (40280, 50189)]