26391820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{853}}^1$

素因数の和:899

約数の個数: 96

約数和(自身を含む): 72309888

約数和(自身を除く): 45918068

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 65, 68, 70, 85, 91, 119, 130, 140, 170, 182, 221, 238, 260, 340, 364, 442, 455, 476, 595, 853, 884, 910, 1105, 1190, 1547, 1706, 1820, 2210, 2380, 3094, 3412, 4265, 4420, 5971, 6188, 7735, 8530, 11089, 11942, 14501, 15470, 17060, 22178, 23884, 29002, 29855, 30940, 44356, 55445, 58004, 59710, 72505, 77623, 101507, 110890, 119420, 145010, 155246, 188513, 203014, 221780, 290020, 310492, 377026, 388115, 406028, 507535, 754052, 776230, 942565, 1015070, 1319591, 1552460, 1885130, 2030140, 2639182, 3770260, 5278364, 6597955, 13195910, 26391820]

約数ペア:

[(1, 26391820), (2, 13195910), (4, 6597955), (5, 5278364), (7, 3770260), (10, 2639182), (13, 2030140), (14, 1885130), (17, 1552460), (20, 1319591), (26, 1015070), (28, 942565), (34, 776230), (35, 754052), (52, 507535), (65, 406028), (68, 388115), (70, 377026), (85, 310492), (91, 290020), (119, 221780), (130, 203014), (140, 188513), (170, 155246), (182, 145010), (221, 119420), (238, 110890), (260, 101507), (340, 77623), (364, 72505), (442, 59710), (455, 58004), (476, 55445), (595, 44356), (853, 30940), (884, 29855), (910, 29002), (1105, 23884), (1190, 22178), (1547, 17060), (1706, 15470), (1820, 14501), (2210, 11942), (2380, 11089), (3094, 8530), (3412, 7735), (4265, 6188), (4420, 5971)]