29127920680

素因数分解:

$2^3\times 5^1\times {\mathrm{1627}}^1\times {\mathrm{447571}}^1$

素因数の和:449209

約数の個数: 32

約数和(自身を含む): 65578249440

約数和(自身を除く): 36450328760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1627, 3254, 6508, 8135, 13016, 16270, 32540, 65080, 447571, 895142, 1790284, 2237855, 3580568, 4475710, 8951420, 17902840, 728198017, 1456396034, 2912792068, 3640990085, 5825584136, 7281980170, 14563960340, 29127920680]

約数ペア:

[(1, 29127920680), (2, 14563960340), (4, 7281980170), (5, 5825584136), (8, 3640990085), (10, 2912792068), (20, 1456396034), (40, 728198017), (1627, 17902840), (3254, 8951420), (6508, 4475710), (8135, 3580568), (13016, 2237855), (16270, 1790284), (32540, 895142), (65080, 447571)]