2049808040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{236153}}^1$

素因数の和:236202

約数の個数: 64

約数和(自身を含む): 5440988160

約数和(自身を除く): 3391180120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 236153, 472306, 944612, 1180765, 1653071, 1889224, 2361530, 3306142, 4723060, 6612284, 7320743, 8265355, 9446120, 13224568, 14641486, 16530710, 29282972, 33061420, 36603715, 51245201, 58565944, 66122840, 73207430, 102490402, 146414860, 204980804, 256226005, 292829720, 409961608, 512452010, 1024904020, 2049808040]

約数ペア:

[(1, 2049808040), (2, 1024904020), (4, 512452010), (5, 409961608), (7, 292829720), (8, 256226005), (10, 204980804), (14, 146414860), (20, 102490402), (28, 73207430), (31, 66122840), (35, 58565944), (40, 51245201), (56, 36603715), (62, 33061420), (70, 29282972), (124, 16530710), (140, 14641486), (155, 13224568), (217, 9446120), (248, 8265355), (280, 7320743), (310, 6612284), (434, 4723060), (620, 3306142), (868, 2361530), (1085, 1889224), (1240, 1653071), (1736, 1180765), (2170, 944612), (4340, 472306), (8680, 236153)]