19005320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1471}}^1$

素因数の和:1518

約数の個数: 64

約数和(自身を含む): 47692800

約数和(自身を除く): 28687480

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1471, 1615, 2584, 2942, 3230, 5884, 6460, 7355, 11768, 12920, 14710, 25007, 27949, 29420, 50014, 55898, 58840, 100028, 111796, 125035, 139745, 200056, 223592, 250070, 279490, 475133, 500140, 558980, 950266, 1000280, 1117960, 1900532, 2375665, 3801064, 4751330, 9502660, 19005320]

約数ペア:

[(1, 19005320), (2, 9502660), (4, 4751330), (5, 3801064), (8, 2375665), (10, 1900532), (17, 1117960), (19, 1000280), (20, 950266), (34, 558980), (38, 500140), (40, 475133), (68, 279490), (76, 250070), (85, 223592), (95, 200056), (136, 139745), (152, 125035), (170, 111796), (190, 100028), (323, 58840), (340, 55898), (380, 50014), (646, 29420), (680, 27949), (760, 25007), (1292, 14710), (1471, 12920), (1615, 11768), (2584, 7355), (2942, 6460), (3230, 5884)]