19664756060

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^2\times {\mathrm{307}}^1\times {\mathrm{601}}^1$

素因数の和:1063

約数の個数: 72

約数和(自身を含む): 42075711216

約数和(自身を除く): 22410955156

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 307, 365, 601, 614, 730, 1202, 1228, 1460, 1535, 2404, 3005, 3070, 5329, 6010, 6140, 10658, 12020, 21316, 22411, 26645, 43873, 44822, 53290, 87746, 89644, 106580, 112055, 175492, 184507, 219365, 224110, 369014, 438730, 448220, 738028, 877460, 922535, 1636003, 1845070, 3202729, 3272006, 3690140, 6405458, 6544012, 8180015, 12810916, 13469011, 16013645, 16360030, 26938022, 32027290, 32720060, 53876044, 64054580, 67345055, 134690110, 269380220, 983237803, 1966475606, 3932951212, 4916189015, 9832378030, 19664756060]

約数ペア:

[(1, 19664756060), (2, 9832378030), (4, 4916189015), (5, 3932951212), (10, 1966475606), (20, 983237803), (73, 269380220), (146, 134690110), (292, 67345055), (307, 64054580), (365, 53876044), (601, 32720060), (614, 32027290), (730, 26938022), (1202, 16360030), (1228, 16013645), (1460, 13469011), (1535, 12810916), (2404, 8180015), (3005, 6544012), (3070, 6405458), (5329, 3690140), (6010, 3272006), (6140, 3202729), (10658, 1845070), (12020, 1636003), (21316, 922535), (22411, 877460), (26645, 738028), (43873, 448220), (44822, 438730), (53290, 369014), (87746, 224110), (89644, 219365), (106580, 184507), (112055, 175492)]