8883980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 23224320

約数和(自身を除く): 14340340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 31, 35, 46, 62, 70, 89, 92, 115, 124, 140, 155, 161, 178, 217, 230, 310, 322, 356, 434, 445, 460, 620, 623, 644, 713, 805, 868, 890, 1085, 1246, 1426, 1610, 1780, 2047, 2170, 2492, 2759, 2852, 3115, 3220, 3565, 4094, 4340, 4991, 5518, 6230, 7130, 8188, 9982, 10235, 11036, 12460, 13795, 14260, 14329, 19313, 19964, 20470, 24955, 27590, 28658, 38626, 40940, 49910, 55180, 57316, 63457, 71645, 77252, 96565, 99820, 126914, 143290, 193130, 253828, 286580, 317285, 386260, 444199, 634570, 888398, 1269140, 1776796, 2220995, 4441990, 8883980]

約数ペア:

[(1, 8883980), (2, 4441990), (4, 2220995), (5, 1776796), (7, 1269140), (10, 888398), (14, 634570), (20, 444199), (23, 386260), (28, 317285), (31, 286580), (35, 253828), (46, 193130), (62, 143290), (70, 126914), (89, 99820), (92, 96565), (115, 77252), (124, 71645), (140, 63457), (155, 57316), (161, 55180), (178, 49910), (217, 40940), (230, 38626), (310, 28658), (322, 27590), (356, 24955), (434, 20470), (445, 19964), (460, 19313), (620, 14329), (623, 14260), (644, 13795), (713, 12460), (805, 11036), (868, 10235), (890, 9982), (1085, 8188), (1246, 7130), (1426, 6230), (1610, 5518), (1780, 4991), (2047, 4340), (2170, 4094), (2492, 3565), (2759, 3220), (2852, 3115)]