2812980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{271}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 7951104

約数和(自身を除く): 5138124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 173, 271, 346, 519, 542, 692, 813, 865, 1038, 1084, 1355, 1626, 1730, 2076, 2595, 2710, 3252, 3460, 4065, 5190, 5420, 8130, 10380, 16260, 46883, 93766, 140649, 187532, 234415, 281298, 468830, 562596, 703245, 937660, 1406490, 2812980]

約数ペア:

[(1, 2812980), (2, 1406490), (3, 937660), (4, 703245), (5, 562596), (6, 468830), (10, 281298), (12, 234415), (15, 187532), (20, 140649), (30, 93766), (60, 46883), (173, 16260), (271, 10380), (346, 8130), (519, 5420), (542, 5190), (692, 4065), (813, 3460), (865, 3252), (1038, 2710), (1084, 2595), (1355, 2076), (1626, 1730)]