405548260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{91753}}^1$

素因数の和:91792

約数の個数: 48

約数和(自身を含む): 971124336

約数和(自身を除く): 565576076

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 91753, 183506, 367012, 458765, 917530, 1192789, 1559801, 1835060, 2385578, 3119602, 4771156, 5963945, 6239204, 7799005, 11927890, 15598010, 20277413, 23855780, 31196020, 40554826, 81109652, 101387065, 202774130, 405548260]

約数ペア:

[(1, 405548260), (2, 202774130), (4, 101387065), (5, 81109652), (10, 40554826), (13, 31196020), (17, 23855780), (20, 20277413), (26, 15598010), (34, 11927890), (52, 7799005), (65, 6239204), (68, 5963945), (85, 4771156), (130, 3119602), (170, 2385578), (221, 1835060), (260, 1559801), (340, 1192789), (442, 917530), (884, 458765), (1105, 367012), (2210, 183506), (4420, 91753)]