40650740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{541}}^1$

素因数の和:597

約数の個数: 72

約数和(自身を含む): 97839672

約数和(自身を除く): 57188932

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 289, 340, 442, 541, 578, 884, 1082, 1105, 1156, 1445, 2164, 2210, 2705, 2890, 3757, 4420, 5410, 5780, 7033, 7514, 9197, 10820, 14066, 15028, 18394, 18785, 28132, 35165, 36788, 37570, 45985, 70330, 75140, 91970, 119561, 140660, 156349, 183940, 239122, 312698, 478244, 597805, 625396, 781745, 1195610, 1563490, 2032537, 2391220, 3126980, 4065074, 8130148, 10162685, 20325370, 40650740]

約数ペア:

[(1, 40650740), (2, 20325370), (4, 10162685), (5, 8130148), (10, 4065074), (13, 3126980), (17, 2391220), (20, 2032537), (26, 1563490), (34, 1195610), (52, 781745), (65, 625396), (68, 597805), (85, 478244), (130, 312698), (170, 239122), (221, 183940), (260, 156349), (289, 140660), (340, 119561), (442, 91970), (541, 75140), (578, 70330), (884, 45985), (1082, 37570), (1105, 36788), (1156, 35165), (1445, 28132), (2164, 18785), (2210, 18394), (2705, 15028), (2890, 14066), (3757, 10820), (4420, 9197), (5410, 7514), (5780, 7033)]