19637240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 52818480

約数和(自身を除く): 33181240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 49, 56, 70, 86, 98, 140, 172, 196, 215, 233, 245, 280, 301, 344, 392, 430, 466, 490, 602, 860, 932, 980, 1165, 1204, 1505, 1631, 1720, 1864, 1960, 2107, 2330, 2408, 3010, 3262, 4214, 4660, 6020, 6524, 8155, 8428, 9320, 10019, 10535, 11417, 12040, 13048, 16310, 16856, 20038, 21070, 22834, 32620, 40076, 42140, 45668, 50095, 57085, 65240, 70133, 80152, 84280, 91336, 100190, 114170, 140266, 200380, 228340, 280532, 350665, 400760, 456680, 490931, 561064, 701330, 981862, 1402660, 1963724, 2454655, 2805320, 3927448, 4909310, 9818620, 19637240]

約数ペア:

[(1, 19637240), (2, 9818620), (4, 4909310), (5, 3927448), (7, 2805320), (8, 2454655), (10, 1963724), (14, 1402660), (20, 981862), (28, 701330), (35, 561064), (40, 490931), (43, 456680), (49, 400760), (56, 350665), (70, 280532), (86, 228340), (98, 200380), (140, 140266), (172, 114170), (196, 100190), (215, 91336), (233, 84280), (245, 80152), (280, 70133), (301, 65240), (344, 57085), (392, 50095), (430, 45668), (466, 42140), (490, 40076), (602, 32620), (860, 22834), (932, 21070), (980, 20038), (1165, 16856), (1204, 16310), (1505, 13048), (1631, 12040), (1720, 11417), (1864, 10535), (1960, 10019), (2107, 9320), (2330, 8428), (2408, 8155), (3010, 6524), (3262, 6020), (4214, 4660)]