20296802.000000000

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{70199}}^1$

素因数の和:70270

約数の個数: 32

約数和(自身を含む): 313372800

約数和(自身を除く): 184908630

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 70199, 140398, 210597, 350995, 421194, 701990, 1052985, 2105970, 4282139, 8564278, 12846417, 21410695, 25692834, 42821390, 64232085, 128464170]

約数ペア:

[(1, 128464170), (2, 64232085), (3, 42821390), (5, 25692834), (6, 21410695), (10, 12846417), (15, 8564278), (30, 4282139), (61, 2105970), (122, 1052985), (183, 701990), (305, 421194), (366, 350995), (610, 210597), (915, 140398), (1830, 70199)]