19379100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4969}}^1$

素因数の和:4999

約数の個数: 72

約数和(自身を含む): 60395440

約数和(自身を除く): 41016340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 4969, 9938, 14907, 19876, 24845, 29814, 49690, 59628, 64597, 74535, 99380, 124225, 129194, 149070, 193791, 248450, 258388, 298140, 322985, 372675, 387582, 496900, 645970, 745350, 775164, 968955, 1291940, 1490700, 1614925, 1937910, 3229850, 3875820, 4844775, 6459700, 9689550, 19379100]

約数ペア:

[(1, 19379100), (2, 9689550), (3, 6459700), (4, 4844775), (5, 3875820), (6, 3229850), (10, 1937910), (12, 1614925), (13, 1490700), (15, 1291940), (20, 968955), (25, 775164), (26, 745350), (30, 645970), (39, 496900), (50, 387582), (52, 372675), (60, 322985), (65, 298140), (75, 258388), (78, 248450), (100, 193791), (130, 149070), (150, 129194), (156, 124225), (195, 99380), (260, 74535), (300, 64597), (325, 59628), (390, 49690), (650, 29814), (780, 24845), (975, 19876), (1300, 14907), (1950, 9938), (3900, 4969)]