27860820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1553}}^1$

素因数の和:1601

約数の個数: 96

約数和(自身を含む): 87720192

約数和(自身を除く): 59859372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1196, 1380, 1495, 1553, 1794, 2990, 3106, 3588, 4485, 4659, 5980, 6212, 7765, 8970, 9318, 15530, 17940, 18636, 20189, 23295, 31060, 35719, 40378, 46590, 60567, 71438, 80756, 93180, 100945, 107157, 121134, 142876, 178595, 201890, 214314, 242268, 302835, 357190, 403780, 428628, 464347, 535785, 605670, 714380, 928694, 1071570, 1211340, 1393041, 1857388, 2143140, 2321735, 2786082, 4643470, 5572164, 6965205, 9286940, 13930410, 27860820]

約数ペア:

[(1, 27860820), (2, 13930410), (3, 9286940), (4, 6965205), (5, 5572164), (6, 4643470), (10, 2786082), (12, 2321735), (13, 2143140), (15, 1857388), (20, 1393041), (23, 1211340), (26, 1071570), (30, 928694), (39, 714380), (46, 605670), (52, 535785), (60, 464347), (65, 428628), (69, 403780), (78, 357190), (92, 302835), (115, 242268), (130, 214314), (138, 201890), (156, 178595), (195, 142876), (230, 121134), (260, 107157), (276, 100945), (299, 93180), (345, 80756), (390, 71438), (460, 60567), (598, 46590), (690, 40378), (780, 35719), (897, 31060), (1196, 23295), (1380, 20189), (1495, 18636), (1553, 17940), (1794, 15530), (2990, 9318), (3106, 8970), (3588, 7765), (4485, 6212), (4659, 5980)]