1961566140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{74471}}^1$

素因数の和:74922

約数の個数: 48

約数和(自身を含む): 5504970240

約数和(自身を除く): 3543404100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 439, 878, 1317, 1756, 2195, 2634, 4390, 5268, 6585, 8780, 13170, 26340, 74471, 148942, 223413, 297884, 372355, 446826, 744710, 893652, 1117065, 1489420, 2234130, 4468260, 32692769, 65385538, 98078307, 130771076, 163463845, 196156614, 326927690, 392313228, 490391535, 653855380, 980783070, 1961566140]

約数ペア:

[(1, 1961566140), (2, 980783070), (3, 653855380), (4, 490391535), (5, 392313228), (6, 326927690), (10, 196156614), (12, 163463845), (15, 130771076), (20, 98078307), (30, 65385538), (60, 32692769), (439, 4468260), (878, 2234130), (1317, 1489420), (1756, 1117065), (2195, 893652), (2634, 744710), (4390, 446826), (5268, 372355), (6585, 297884), (8780, 223413), (13170, 148942), (26340, 74471)]