19087718720

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{1217329}}^1$

素因数の和:1217360

約数の個数: 84

約数和(自身を含む): 52873511220

約数和(自身を除く): 33785792500

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 15680, 1217329, 2434658, 4869316, 6086645, 8521303, 9738632, 12173290, 17042606, 19477264, 24346580, 34085212, 38954528, 42606515, 48693160, 59649121, 68170424, 77909056, 85213030, 97386320, 119298242, 136340848, 170426060, 194772640, 238596484, 272681696, 298245605, 340852120, 389545280, 477192968, 545363392, 596491210, 681704240, 954385936, 1192982420, 1363408480, 1908771872, 2385964840, 2726816960, 3817543744, 4771929680, 9543859360, 19087718720]

約数ペア:

[(1, 19087718720), (2, 9543859360), (4, 4771929680), (5, 3817543744), (7, 2726816960), (8, 2385964840), (10, 1908771872), (14, 1363408480), (16, 1192982420), (20, 954385936), (28, 681704240), (32, 596491210), (35, 545363392), (40, 477192968), (49, 389545280), (56, 340852120), (64, 298245605), (70, 272681696), (80, 238596484), (98, 194772640), (112, 170426060), (140, 136340848), (160, 119298242), (196, 97386320), (224, 85213030), (245, 77909056), (280, 68170424), (320, 59649121), (392, 48693160), (448, 42606515), (490, 38954528), (560, 34085212), (784, 24346580), (980, 19477264), (1120, 17042606), (1568, 12173290), (1960, 9738632), (2240, 8521303), (3136, 6086645), (3920, 4869316), (7840, 2434658), (15680, 1217329)]