271569220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61441}}^1$

素因数の和:61480

約数の個数: 48

約数和(自身を含む): 650302128

約数和(自身を除く): 378732908

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, 61441, 122882, 245764, 307205, 614410, 798733, 1044497, 1228820, 1597466, 2088994, 3194932, 3993665, 4177988, 5222485, 7987330, 10444970, 13578461, 15974660, 20889940, 27156922, 54313844, 67892305, 135784610, 271569220]

約数ペア:

[(1, 271569220), (2, 135784610), (4, 67892305), (5, 54313844), (10, 27156922), (13, 20889940), (17, 15974660), (20, 13578461), (26, 10444970), (34, 7987330), (52, 5222485), (65, 4177988), (68, 3993665), (85, 3194932), (130, 2088994), (170, 1597466), (221, 1228820), (260, 1044497), (340, 798733), (442, 614410), (884, 307205), (1105, 245764), (2210, 122882), (4420, 61441)]