2188018520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{8117}}^1$

素因数の和:8444

約数の個数: 64

約数和(自身を含む): 5155254720

約数和(自身を除く): 2967236200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 293, 460, 586, 920, 1172, 1465, 2344, 2930, 5860, 6739, 8117, 11720, 13478, 16234, 26956, 32468, 33695, 40585, 53912, 64936, 67390, 81170, 134780, 162340, 186691, 269560, 324680, 373382, 746764, 933455, 1493528, 1866910, 2378281, 3733820, 4756562, 7467640, 9513124, 11891405, 19026248, 23782810, 47565620, 54700463, 95131240, 109400926, 218801852, 273502315, 437603704, 547004630, 1094009260, 2188018520]

約数ペア:

[(1, 2188018520), (2, 1094009260), (4, 547004630), (5, 437603704), (8, 273502315), (10, 218801852), (20, 109400926), (23, 95131240), (40, 54700463), (46, 47565620), (92, 23782810), (115, 19026248), (184, 11891405), (230, 9513124), (293, 7467640), (460, 4756562), (586, 3733820), (920, 2378281), (1172, 1866910), (1465, 1493528), (2344, 933455), (2930, 746764), (5860, 373382), (6739, 324680), (8117, 269560), (11720, 186691), (13478, 162340), (16234, 134780), (26956, 81170), (32468, 67390), (33695, 64936), (40585, 53912)]