2023980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 6666240

約数和(自身を除く): 4642260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 79, 84, 105, 122, 140, 158, 183, 210, 237, 244, 305, 316, 366, 395, 420, 427, 474, 553, 610, 732, 790, 854, 915, 948, 1106, 1185, 1220, 1281, 1580, 1659, 1708, 1830, 2135, 2212, 2370, 2562, 2765, 3318, 3660, 4270, 4740, 4819, 5124, 5530, 6405, 6636, 8295, 8540, 9638, 11060, 12810, 14457, 16590, 19276, 24095, 25620, 28914, 33180, 33733, 48190, 57828, 67466, 72285, 96380, 101199, 134932, 144570, 168665, 202398, 289140, 337330, 404796, 505995, 674660, 1011990, 2023980]

約数ペア:

[(1, 2023980), (2, 1011990), (3, 674660), (4, 505995), (5, 404796), (6, 337330), (7, 289140), (10, 202398), (12, 168665), (14, 144570), (15, 134932), (20, 101199), (21, 96380), (28, 72285), (30, 67466), (35, 57828), (42, 48190), (60, 33733), (61, 33180), (70, 28914), (79, 25620), (84, 24095), (105, 19276), (122, 16590), (140, 14457), (158, 12810), (183, 11060), (210, 9638), (237, 8540), (244, 8295), (305, 6636), (316, 6405), (366, 5530), (395, 5124), (420, 4819), (427, 4740), (474, 4270), (553, 3660), (610, 3318), (732, 2765), (790, 2562), (854, 2370), (915, 2212), (948, 2135), (1106, 1830), (1185, 1708), (1220, 1659), (1281, 1580)]