698970020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{161053}}^1$

素因数の和:161100

約数の個数: 48

約数和(自身を含む): 1731652608

約数和(自身を除く): 1032682588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 161053, 322106, 644212, 805265, 1127371, 1610530, 2254742, 3221060, 4509484, 4992643, 5636855, 9985286, 11273710, 19970572, 22547420, 24963215, 34948501, 49926430, 69897002, 99852860, 139794004, 174742505, 349485010, 698970020]

約数ペア:

[(1, 698970020), (2, 349485010), (4, 174742505), (5, 139794004), (7, 99852860), (10, 69897002), (14, 49926430), (20, 34948501), (28, 24963215), (31, 22547420), (35, 19970572), (62, 11273710), (70, 9985286), (124, 5636855), (140, 4992643), (155, 4509484), (217, 3221060), (310, 2254742), (434, 1610530), (620, 1127371), (868, 805265), (1085, 644212), (2170, 322106), (4340, 161053)]