40399820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3833}}^1$

素因数の和:3890

約数の個数: 48

約数和(自身を含む): 92752128

約数和(自身を除く): 52352308

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 3833, 5270, 7666, 10540, 15332, 19165, 38330, 65161, 76660, 118823, 130322, 237646, 260644, 325805, 475292, 594115, 651610, 1188230, 1303220, 2019991, 2376460, 4039982, 8079964, 10099955, 20199910, 40399820]

約数ペア:

[(1, 40399820), (2, 20199910), (4, 10099955), (5, 8079964), (10, 4039982), (17, 2376460), (20, 2019991), (31, 1303220), (34, 1188230), (62, 651610), (68, 594115), (85, 475292), (124, 325805), (155, 260644), (170, 237646), (310, 130322), (340, 118823), (527, 76660), (620, 65161), (1054, 38330), (2108, 19165), (2635, 15332), (3833, 10540), (5270, 7666)]